Oct 21, 2025
Grandpa and grandson.
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Grandpa and grandson.
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Aero Products Research E6-B2 Flight Computer
oh to have infinite money to spend on obsolete technology...
circular slide rule. so elegant and it's how the linear ones work anyway, when your answers get larger they go off the left end and come back on the right. and it's actually compact!
pulling up to the ACT with my slide rule
General Electric 1961 Aircraft Data Chart and Airspeed: Altitude Indicator. Slide-Chart by PERRYGRAF. Two sided, and works like a slide rule.
via USAF Aircraft of the 1950s to 1980s Facebook group / shared by USAF Chief Master Sergeant Joe DeAne Nottingham (posted here on scanzen.tumblr.com with permission)
Anya is live and ready to show you everything. Watch her strip, dance, and perform exclusive shows just for you. Interact in real-time and make your fantasies come true.
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(via Moral panic article from 1984 about the demise of slide rules | Boing Boing)
Two hands using slide rule at drafting table, 1966
I would have been happy!